International Cellulose Corporation (ICC) is the world’s leading developer and manufacturer of cellulose spray-applied thermal insulation and acoustical finishes. International Cellulose has developed such high performance cellulose products such as K-13, SonaSpray “fc”, SonaKrete, Ure-K, Protek-13, and Celbar. Our commitment to quality is reflected in our ISO 9001:2008 certification and the follow up inspection programs of Underwriter’s Laboratories (UL) and Factory Mutual Research Corporation (FM). International Cellulose Corporation has the best noise solution products using cellulose insulation.